Reverse Polish Notation in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 599th marcin7Cd 729 142 18ms 20 Feb 2022 599th yzhs 🇩🇪 729 142 23ms 23 Jun 2023 603rd nullie 729 256 217ms 11 Mar 2025 604th HPWiz 🇳🇿 728 39 5ms 23 Nov 2023 605th ChiefChippy2 725 101 10ms 12 Feb 2022 605th Frowny 725 101 45ms 16 Feb 2022 605th fitzdotlol 🇺🇸 725 101 9ms 8 Mar 2022 605th neel11235813 725 101 10ms 17 Mar 2024 605th madex 🇩🇪 725 101 13ms 9 Jul 2024 605th wh3n3v3r 🇨🇿 725 101 11ms 8 Nov 2024 611th emgordon154 725 137 28ms 29 Jul 2025 612th SniperSmiley 🇺🇸 724 143 18ms 8 Jul 2022 612th Europe2048 724 143 26ms 22 Oct 2024 612th moustave 724 143 14ms 7 Apr 2025 615th syntax-rules 723 193 377ms 25 Dec 2022 616th Shanethegamer 🇺🇸 723 220 374ms 27 days ago 616th sean-niemann 🇺🇸 723 220 464ms 27 days ago 618th edsrzf 🇳🇿 721 98 5ms 24 Aug 2025 619th Kacarott 🇦🇺 721 114 669ms 4 Feb 2025 620th GolfingSuccess 🇬🇷 720 194 431ms 14 Feb 2022 621st randolchance 719 144 18ms 4 Jan 2024 621st roupiq 🇵🇱 719 144 18ms 1 Mar 2024 623rd inventshah 718 102 10ms 13 Feb 2022 623rd smclaughlin-cf 718 102 9ms 4 Mar 2025 623rd Lv0Sys 🇵🇱 718 102 11ms 1 Jun 2025 626th MeWhenI 🇻🇦 718 166 159ms 17 Nov 2022 627th Shanethegamer 🇺🇸 718 190 390ms 9 Apr 2025 628th adoxography 717 68 47ms 20 Mar 2022 629th GolfingSuccess 🇬🇷 717 163 2ms 5 Dec 2022 630th Frowny 716 185 160ms 18 Mar 2022 631st emgordon154 715 115 627ms 11 Aug 2025 632nd Yax42 🇫🇷 715 191 362ms 26 Jul 2025 633rd Shanethegamer 🇺🇸 715 261 295ms 30 Apr 2022 634th emgordon154 714 137 18ms 26 Sep 2024 635th LeeCamp 714 145 17ms 14 Feb 2022 635th hellwue 714 145 12ms 7 Feb 2023 635th adamnielson42 🇺🇸 714 145 27ms 8 Oct 2024 635th Mabeloid 🇳🇴 714 145 24ms 4 May 2025 635th te-chnical 714 145 20ms 9 Jul 2025 640th stefangimmillaro 714 256 45ms 3 Jan 2023 641st JGDoerrer 712 262 257ms 29 Jun 2022 642nd daniel-pedersen 🇸🇪 711 103 11ms 6 Mar 2022 642nd Heathcorp 🇦🇺 711 103 8ms 27 Apr 2022 642nd snoozingnewt 🇺🇸 711 103 10ms 23 Sep 2023 642nd FortuiteMan 🇫🇷 711 103 10ms 10 Oct 2024 642nd SiBeepBoop 711 103 15ms 15 Apr 2025 647th kg583 🇺🇸 711 145 7ms 9 Jun 2025 648th stefangimmillaro 711 192 401ms 10 Oct 2023 649th SirBogman 🇺🇸 709 116 576ms 16 Jan 2024 649th commandblockguy 🇺🇸 709 116 627ms 1 Sep 2025 651st weeble 709 138 6ms 18 Aug 2024 652nd karhuthebear 709 146 17ms 6 May 2022 652nd Bonjour27891 🇻🇳 709 146 17ms 17 Jul 2022 654th prplz 🇦🇺 709 165 2ms 14 Feb 2022 654th Szum123321 🇵🇱 709 165 2ms 29 Nov 2023 654th JohandeRuiter 🇳🇱 709 165 2ms 11 Feb 2025 657th KatieLG 🇬🇧 707 69 36ms 12 Feb 2022 657th jared-hughes 707 69 38ms 10 Sep 2022 659th MeWhenI 🇻🇦 706 204 3ms 11 Sep 2022 660th edsrzf 🇳🇿 705 184 1,460ms 29 Apr 2025 661st janbehrens 🇩🇪 704 104 10ms 14 Apr 2023 661st m-tkach 🇺🇦 704 104 11ms 3 Jan 2025 663rd SomeKitten 🇺🇸 704 147 26ms 29 Aug 2022 663rd Bodo171 704 147 19ms 7 Dec 2022 663rd vgamula 🇺🇦 704 147 19ms 6 Nov 2023 663rd croc54 704 147 16ms 27 Jan 2025 667th duckyluuk 🇳🇱 703 117 555ms 26 Mar 2024 668th AlephSquirrel 702 37 4ms 3 Aug 2023 669th Alex-x90 🇺🇸 700 167 2ms 8 Feb 2023 670th albanian-laundromat 700 355 999ms 21 hours ago 671st davecame 699 148 34ms 18 Sep 2023 671st jatloe 699 148 20ms 6 Sep 2024 673rd stefangimmillaro 698 262 286ms 5 May 2025 673rd edsrzf 🇳🇿 698 262 248ms 10 Jun 2025 675th edsrzf 🇳🇿 697 70 41ms 4 Sep 2025 First Prev 601–675 of 1,115 Next Last